Search Results       Your search for [author]Melendres, Mariano Jr. returned 1 record.           Geology and coal resources of the Calatrava-Toboso region Occidental Negros. by Melendres, Mariano Jr.; Manila, Philippines: Philippine Bureau of Mines in cooperation with the United States Geological Survey under the Auspices of the United States International Cooperation Administration and the Philippine Council for United States Aid, 1957. Subject: Geology -- Coal resources -- Calatrava-Toboso, Occidental Negros, Philippines; Geology.          Add to Book Cart Relevance: 26.91%